#include <Arduino.h>

// put function declarations here:
int myFunction(int, int);

void setup()
{
    // put your setup code here, to run once:
    int result = myFunction(2, 3);
    Serial.begin(115200);
    Serial.println("Hello world!");
    Serial.printf("Result: %d\n", result);
}

void loop()
{
    // put your main code here, to run repeatedly:
}

// put function definitions here:
int myFunction(int x, int y)
{
    return x + y;
}
